Alternatives to XMLValidation.com
A free online tool that checks XML documents for syntax errors and validates them against DTDs or XML schemas. The listings below can replace it for an important use case. Each note says what changes if you switch.
The original
XMLValidation.com
A free online tool that checks XML documents for syntax errors and validates them against DTDs or XML schemas.
Also worth comparing
These listings name XMLValidation.com as their own alternative, so the relationship runs both ways.
XML Sitemap Validator
An online tool that checks whether an XML sitemap is correctly formatted before submission.
XMLValidation.com checks any XML against a DTD or schema by paste or upload, without sitemap-specific checks or a Google ping.
Similar software
Related functionality, not a direct replacement.
W3C Feed Validation Service
A free W3C web service that checks the syntax of Atom and RSS feeds.
JSONLint
An online JSON validator and formatter that tidies and checks pasted or fetched JSON.
Nu Html Checker
The W3C's online checker that tests HTML documents against current HTML conformance rules.
W3C Markup Validation Service
The W3C's free service for checking the markup of HTML and XHTML documents.